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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 441 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.A film starts at 7:30 and ends at 9:35. How long is the film? (a) 3 h 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  2. 2.What time will it be 40 minutes after 10:50? (a) 10:30 (b) 11:30 (c) 12:30 (d) 11:20
  3. 3.What time will it be 45 minutes after 5:05? (a) 6:50 (b) 4:50 (c) 5:40 (d) 5:50
  4. 4.What time was it 30 minutes before 11:55? (a) 12:25 (b) 11:35 (c) 11:25 (d) 10:25
  5. 5.What time was it 50 minutes before 2:55? (a) 3:05 (b) 2:15 (c) 2:05 (d) 1:05
  6. 6.What time was it 15 minutes before 10:45? (a) 9:30 (b) 11:30 (c) 10:40 (d) 10:30
  7. 7.A film starts at 2:30 and ends at 3:55. How long is the film? (a) 25 min (b) 2 h 25 min (c) 1 h 25 min (d) 1 h 35 min
  8. 8.A film starts at 3:55 and ends at 5:30. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  9. 9.What time was it 15 minutes before 5:25? (a) 5:20 (b) 5:10 (c) 6:10 (d) 4:10
  10. 10.What time was it 50 minutes before 5:10? (a) 5:20 (b) 4:30 (c) 3:20 (d) 4:20
  11. 11.What time was it 55 minutes before 6:45? (a) 5:50 (b) 6:00 (c) 6:50 (d) 4:50
  12. 12.A film starts at 8:00 and ends at 8:55. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 55 min (d) 45 min
  13. 13.A film starts at 3:20 and ends at 3:50. How long is the film? (a) 1 h 30 min (b) 20 min (c) 30 min (d) 40 min
  14. 14.A film starts at 1:55 and ends at 4:00. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 2 h 15 min (d) 3 h 5 min
  15. 15.A film starts at 7:55 and ends at 9:45. How long is the film? (a) 1 h 50 min (b) 50 min (c) 2 h 50 min (d) 2 h
  16. 16.A film starts at 3:15 and ends at 4:35. How long is the film? (a) 20 min (b) 1 h 30 min (c) 2 h 20 min (d) 1 h 20 min
  17. 17.A film starts at 7:25 and ends at 8:00. How long is the film? (a) 1 h 35 min (b) 25 min (c) 45 min (d) 35 min
  18. 18.A film starts at 4:15 and ends at 6:20. How long is the film? (a) 3 h 5 min (b) 1 h 5 min (c) 2 h 15 min (d) 2 h 5 min
  19. 19.What time will it be 20 minutes after 4:40? (a) 5:00 (b) 4:00 (c) 4:50 (d) 6:00
  20. 20.What time will it be 35 minutes after 3:20? (a) 4:55 (b) 2:55 (c) 3:45 (d) 3:55
  21. 21.What time will it be 20 minutes after 2:50? (a) 2:10 (b) 3:00 (c) 3:10 (d) 4:10
  22. 22.What time will it be 25 minutes after 2:10? (a) 1:35 (b) 3:35 (c) 2:25 (d) 2:35
  23. 23.A film starts at 3:15 and ends at 5:10. How long is the film? (a) 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 1 h 55 min
  24. 24.A film starts at 2:40 and ends at 4:20. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 40 min (d) 1 h 50 min
  25. 25.What time will it be 15 minutes after 5:05? (a) 5:10 (b) 4:20 (c) 6:20 (d) 5:20
  26. 26.What time was it 35 minutes before 6:25? (a) 5:50 (b) 6:00 (c) 6:50 (d) 4:50
  27. 27.What time will it be 25 minutes after 4:30? (a) 5:55 (b) 4:45 (c) 4:55 (d) 3:55
  28. 28.A film starts at 3:15 and ends at 5:15. How long is the film? (a) 2 h 10 min (b) 3 h (c) 1 h (d) 2 h
  29. 29.What time was it 15 minutes before 5:15? (a) 4:00 (b) 5:10 (c) 6:00 (d) 5:00
  30. 30.What time was it 55 minutes before 10:25? (a) 9:40 (b) 9:30 (c) 10:30 (d) 8:30
  31. 31.A film starts at 7:35 and ends at 9:05. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 30 min (d) 1 h 40 min
  32. 32.What time was it 45 minutes before 7:10? (a) 7:25 (b) 6:25 (c) 5:25 (d) 6:35
  33. 33.What time will it be 25 minutes after 9:25? (a) 8:50 (b) 9:40 (c) 10:50 (d) 9:50
  34. 34.What time will it be 50 minutes after 9:20? (a) 10:10 (b) 11:10 (c) 9:10 (d) 10:00
  35. 35.What time will it be 20 minutes after 7:55? (a) 7:15 (b) 9:15 (c) 8:15 (d) 8:05
  36. 36.A film starts at 7:05 and ends at 10:05. How long is the film? (a) 3 h 10 min (b) 4 h (c) 3 h (d) 2 h
  37. 37.What time was it 20 minutes before 2:00? (a) 2:40 (b) 1:50 (c) 1:30 (d) 1:40
  38. 38.What time will it be 20 minutes after 4:10? (a) 5:30 (b) 4:30 (c) 4:20 (d) 3:30
  39. 39.What time was it 55 minutes before 5:55? (a) 5:10 (b) 4:00 (c) 6:00 (d) 5:00
  40. 40.What time will it be 45 minutes after 7:10? (a) 7:55 (b) 8:55 (c) 6:55 (d) 7:45

Answer key

  1. 2 h 5 min
  2. 11:30
  3. 5:50
  4. 11:25
  5. 2:05
  6. 10:30
  7. 1 h 25 min
  8. 1 h 35 min
  9. 5:10
  10. 4:20
  11. 5:50
  12. 55 min
  13. 30 min
  14. 2 h 5 min
  15. 1 h 50 min
  16. 1 h 20 min
  17. 35 min
  18. 2 h 5 min
  19. 5:00
  20. 3:55
  21. 3:10
  22. 2:35
  23. 1 h 55 min
  24. 1 h 40 min
  25. 5:20
  26. 5:50
  27. 4:55
  28. 2 h
  29. 5:00
  30. 9:30
  31. 1 h 30 min
  32. 6:25
  33. 9:50
  34. 10:10
  35. 8:15
  36. 3 h
  37. 1:40
  38. 4:30
  39. 5:00
  40. 7:55

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